This might sound simple, but make sure your source image is properly cropped and bounding box is 100% flush with the format. If your bbox floats even just a slight bit outside the bounds, you could start pulling in and blending with the black outside the image.
On Thu, Aug 7, 2014 at 1:13 PM, Patrick Heinen < [email protected]> wrote: > Dilate on a STMap sounds dangerous :D but I'll give it a try. Right now > I'm matteing an impulse filtered STMap into that area, kinda works, but I'd > still love to get it to work properly... > And there is no object UV-mapped at all, it's just images and 2dimensional > transforms ;) > > Elias Ericsson Rydberg wrote on 07.08.2014 09:39: > > Is the object you render properly UV-mapped? > > > > torsdag 7 augusti 2014 skrev Randy Little <[email protected] > <mailto:[email protected]> >: > >> > >> Dialate ? Long long shot but better then blur for uv map. > >> > >> On Aug 6, 2014 3:12 PM, "Patrick Heinen" < > [email protected] <%20target=> > wrote: > >>> Hey Ryan, > >>> > >>> the UV map I have is created in Nuke and even not filtering it doesn't > get rid of that one line :( > >>> And blurring only makes it worse in my case. > >>> Appreciate your help though. > >>> cheers, > >>> Patrick > >>> > >>> Ryan O'Phelan wrote on 04.08.2014 21:27: > >>> > >>> > When you render uv maps, don't filter or antialias them, and you > will not have edging issues. Adding bilateral or gaussian blur to > everything but the edges helps too. > >>> > Hope that helps. > >>> > > >>> > R > >>> > > >>> > On Aug 3, 2014 3:12 PM, "Patrick Heinen" < > [email protected] <%20target=> <mailto: > [email protected] <%20target=> > > wrote: > >>> >> > >>> >> I'm generating the STMap with (x+0.5)/width and (y+0.5/height). It > doesn't seem to be off by a pixel, as everything but that one pixel line is > spot on. As for filtering, I have a case where it shouldn't filter at all > as pixels are getting mapped one to one. I attached an example script that > shows the issue. > >>> >> Thanks for your help! > >>> >> > >>> >> > >>> >> On 03.08.2014, at 02:51, [email protected] <%20target=> > <mailto:[email protected] <%20target=> > wrote: > >>> >> > >>> >>> > >>> >>> couldn't it be a filtering or multisample problem? > >>> >>> > >>> >>> I also had similar problems using STMap for tiling an image, and I > ended up using UVTile > >>> >>> > >>> >>> > >>> >>> On Sun, Aug 3, 2014 at 12:26 AM, Deke Kincaid < > [email protected] <%20target=> <mailto:[email protected] > <%20target=> > > wrote: > >>> >>>> > >>> >>>> How are you generating the STMap? It might be off by a pixel > depending how you generated it. > >>> >>>> > >>> >>>> > >>> >>>> -- > >>> >>>> > >>> >>>> > >>> >>>> Deke Kincaid > >>> >>>> > >>> >>>> Creative Specialist > >>> >>>> > >>> >>>> The Foundry > >>> >>>> > >>> >>>> Skype: dekekincaid > >>> >>>> > >>> >>>> Tel: (310) 399 4555 <tel:%28310%29%20399%204555> > <tel:%28310%29%20399%204555> - Mobile: (310) 883 4313 > <tel:%28310%29%20883%204313> > >>> >>>> > >>> >>>> Web: www.thefoundry.co.uk <http://www.thefoundry.co.uk> < > http://www.thefoundry.co.uk/ <http://www.thefoundry.co.uk/> > > >>> >>>> > >>> >>>> Email: [email protected] <%20target=> <mailto: > [email protected] <%20target=> > > >>> >>>> > >>> >>>> > >>> >>>> On Fri, Aug 1, 2014 at 7:30 PM, Patrick Heinen < > [email protected] <%20target=> <mailto: > [email protected] <%20target=> > > wrote: > >>> >>>>> Hey everyone, > >>> >>>>> > >>> >>>>> I'm using an STMap where the original left and right edge of the > image touch each other in the image center. When the filtering is set to > cubic on the STMap I get a one pixel line at that edge, that I don't get if > I ran through the transforms without an STMap. Switching the filtering to > Impulse, the line disappears, but obviously everything else looks crappy. I > checked the values of the STMap and the source and destination pixels seem > to be correct. > >>> >>>>> Has anyone had this problem before? Or has someone maybe an > idea, what could cause this? > >>> >>>>> Thanks and enjoy your weekend! > >>> >>>>> > >>> >>>>> Patrick > >>> >>>>> _______________________________________________ > >>> >>>>> Nuke-users mailing list > >>> >>>>> [email protected] <%20target=> <mailto: > [email protected] <%20target=> > , > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> < > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> > > >>> >>>>> > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > > >>> >>>> > >>> >>>> > >>> >>>> _______________________________________________ > >>> >>>> Nuke-users mailing list > >>> >>>> [email protected] <%20target=> <mailto: > [email protected] <%20target=> > , > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> < > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> > > >>> >>>> > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > > >>> >>> > >>> >>> > >>> >>> _______________________________________________ > >>> >>> Nuke-users mailing list > >>> >>> [email protected] <%20target=> <mailto: > [email protected] <%20target=> > , > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> < > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> > > >>> >>> > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > > >>> >> > >>> >> > >>> >> _______________________________________________ > >>> >> Nuke-users mailing list > >>> >> [email protected] <%20target=> <mailto: > [email protected] <%20target=> > , > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> < > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> > > >>> >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > <http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > > >>> > > >>> _______________________________________________ > >>> Nuke-users mailing list > >>> [email protected] <%20target=> , > http://forums.thefoundry.co.uk/ <http://forums.thefoundry.co.uk/> > >>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users < > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > >> > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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